BIS Certification for Double Row Cylindrical Roller Bearings IS 6458:1972
If you are a manufacturer of Double Row Cylindrical Roller Bearings, BIS certification as per IS 6458:1972 is mandatory. Double row cylindrical roller bearings are critical mechanical parts found in heavy machinery, industrial machines, cars, gearboxes, electric motors and engineering equipment. These bearings are engineered to handle greater radial loads than single row cylindrical roller bearings with the aim of providing smooth rotation and efficiency during operation. It is crucial to ensure quality standards because of their roles in the performance of the machine, strength and reliability. The Bureau of Indian Standards (BIS) IS 6458:1972 details the requirements for manufacturers to ensure the quality, durability and performance of double row cylindrical roller bearings.
IS 6458:1972 specifies the specification details of double row cylindrical roller bearings as dimensions, material, quality of manufacture, tolerances and performance requirements. By adhering to this standard, manufacturers can ensure that their bearings meet the quality requirements and are suitable for heavy-duty industrial applications in India.
What is IS 6458:1972 for Double Row Cylindrical Roller Bearings?
IS 6458:1972 is an Indian Standard which gives guidelines for the manufacture and testing of double row cylindrical roller bearings. The standard guarantees that manufactured bearings will meet the following requirements: dimensional accuracy, load bearing capacity, strength and durability.
As per BIS requirements, double row cylindrical roller bearings are evaluated for:
- Material quality and suitability
- Dimensional accuracy and tolerances
- Surface finish and workmanship
- Hardness and mechanical properties
- Radial load carrying capacity
- Running accuracy and performance
- Durability and service life
Compliance with IS 6458:1972 helps manufacturers produce reliable double row cylindrical roller bearings suitable for high-load applications.
Benefits of BIS Certification for Double Row Cylindrical Roller Bearings
BIS Certification for Double Row Cylindrical Roller Bearings as per IS 6458:1972 confirms that the product meets the required quality and safety standards specified by the Bureau of Indian Standards. It provides various benefits to manufacturers, suppliers, and consumers.
BIS Certification ensures compliance with IS 6458:1972 requirements.
ISI Mark certification improves product reliability and acceptance in the Indian market.
The certification ensures better quality control during the manufacturing process.
Compliance with BIS standards improves bearing strength, durability, and performance.
BIS-approved double row cylindrical roller bearings reduce the risk of defects and mechanical failures.
The ISI Mark helps customers identify quality-assured products.
BIS certification supports manufacturers in supplying products for industrial, automotive, and infrastructure projects.
It builds confidence among engineers, machinery manufacturers, suppliers, and end users.
BIS Certification Eligibility for Double Row Cylindrical Roller Bearing Manufacturers
BIS certification under IS 6458:1972 is applicable for manufacturers involved in producing double row cylindrical roller bearings covered under the Indian Standard.
Indian Manufacturers:
Manufacturers producing double row cylindrical roller bearings in India need to obtain BIS approval before supplying their products in the Indian market.
Foreign Manufacturers:
Overseas manufacturers exporting double row cylindrical roller bearings to India must obtain BIS certification and comply with Indian Standards requirements.
Importers and Brand Owners:
Importers and brand owners must ensure that supplied double row cylindrical roller bearings meet BIS certification requirements before selling in India.
BIS Testing Requirements for Double Row Cylindrical Roller Bearings
The Bureau of Indian Standards requires manufacturers to conduct testing to verify that double row cylindrical roller bearings comply with IS 6458:1972. The major testing parameters include:
- Visual inspection and workmanship evaluation
- Dimensional measurement and tolerance verification
- Material quality testing
- Hardness testing
- Surface finish inspection
- Radial load capacity testing
- Running accuracy testing
- Noise and vibration testing
- Performance and durability testing
These tests ensure that double row cylindrical roller bearings provide smooth and reliable performance throughout their service life.
BIS Certification Process for Double Row Cylindrical Roller Bearings under IS 6458:1972
The BIS certification process involves different stages to verify product quality and manufacturing capability.
Online Application Submission
The manufacturer applies to BIS through the BIS portal by submitting company details, factory information, and product details.
Product Testing
Samples of double row cylindrical roller bearings are tested at a BIS-recognized laboratory to confirm compliance with IS 6458:1972.
Document Submission
Technical documents, test reports, manufacturing details, and quality control procedures are submitted to BIS.
Factory Inspection
BIS officials inspect the manufacturing unit to verify production facilities, testing equipment, and quality management systems.
Grant of BIS License
After successful testing and factory inspection, BIS grants the license for the use of the ISI Mark.
ISI Mark Application
After approval, manufacturers can affix the ISI Mark along with the assigned CM/L number on certified double row cylindrical roller bearings.
Required Documents for BIS Approval of Double Row Cylindrical Roller Bearings
Basic Company Documents
- GST Certificate
- Company Registration Certificate
- Factory Address Proof
- Contact Details
- Rent Agreement / Lease Documents (if applicable)
Manufacturing Documents
- Manufacturing Process Flow Chart
- Factory Layout Plan
- Machinery Details
- Production Capacity Details
Raw Material Documents
- Raw Material List
- Supplier Details
- Raw Material Test Certificates
- Purchase Invoices
Testing and Quality Control Documents
- Testing Equipment List
- Calibration Certificates
- Quality Control Procedure
- Lab Personnel Details
- Product Testing Records
Product Details
- Product Specification
- Technical Drawings
- Packaging Details
- Marking and Labelling Information
Additional Documents
- Trademark Certificate (if applicable)
- Authorized Representative Details
- Other documents required by BIS
Validity Period of ISI Mark License for Double Row Cylindrical Roller Bearings
The BIS license issued for Double Row Cylindrical Roller Bearings remains valid according to BIS certification rules. Manufacturers must continuously maintain compliance with IS 6458:1972 requirements to continue using the ISI Mark.
Renewal
The BIS license must be renewed before expiry by submitting required documents and applicable fees.
Surveillance
BIS may conduct periodic factory inspections and product testing to ensure continued compliance.
Compliance Requirement
Manufacturers must maintain product quality, testing procedures, and manufacturing standards continuously.
Conclusion
Double Row Cylindrical Roller Bearings are crucial parts that offer significant radial load-carrying capability, accuracy, and durability, making them well-suited for heavy-duty machinery applications. IS 6458:1972 covers the requirements for material quality, dimensions, construction, test and performance in order to ensure the bearings are acceptable in quality.
Manufacturers getting the BIS Certification and ISI Mark can prove adherence to the Indian Standards and enhance credibility of the product in the market. The BIS certificate provides the industries, engineers, suppliers, and consumers with quality assurance and trust.
BIS consultants can support the manufacturers in getting Double Row Cylindrical Roller Bearings BIS Certification by helping them with the documentation, testing evaluation of the product, preparing the factory for the inspection, and completing the BIS certification procedure. Call Gold Star Product Certifications (GSPC) for free consultation and find out the entire BIS certification process for Double Row Cylindrical Roller Bearings as per IS 6458:1972.